UAS regulatory sequences drive expression of a short inverted repeat.
Females heterozygous for MbsHMS00521 and MTD-Gal4 (consists of Scer\GAL4otu.T:Hsim\VP16, Scer\GAL4nos.PG and Scer\GAL4nos.UTR.T:Hsim\VP16) crossed to MbsHMS00521 males results in: 66% hatching; non-maternal effect.